Voting began at 8 a.m. on Friday.
It is happening in Bihar, Karnataka, Maharashtra, and Uttar Pradesh.
People who finished college or are teachers can vote in special areas.
The voting will end at 4 p.m. the same day.
Votes will be counted on October 27.
They are choosing new members for a special group called the State Upper House.
The voting is for areas where college graduates and teachers can vote.
Voting will keep going until the afternoon.
After voting, the votes will be counted on a later day.
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